1981 San Marino Grand Prix

Pos	Driver	Constructor	Laps	Time	Points
1	Nelson Piquet	Brabham-Ford	60	1:51:23.97	9
2	Riccardo Patrese	Arrows-Ford	60	+4.58	6
3	Carlos Reutemann	Williams-Ford	60	+6.34	4
4	Hector Rebaque	Brabham-Ford	60	+22.89	3
5	Didier Pironi	Ferrari	60	+25.87	2
6	Andrea de Cesaris	McLaren-Ford	60	+1:06.61	1
7	Gilles Villeneuve	Ferrari	60	+1:41.97
8	René Arnoux	Renault	59
9	Marc Surer	Ensign-Ford	59
10	John Watson	McLaren-Ford	58
11	Patrick Tambay	Theodore-Ford	58
12	Alan Jones	Williams-Ford	58
13	Slim Borgudd	ATS-Ford	57
NC	Jean-Pierre Jabouille	Ligier-Matra	45			Not Classified
DNF	Eliseo Salazar	March-Ford	38			Spun Off
DNF	Michele Alboreto	Tyrrell-Ford	31			Collision
DNF	Beppe Gabbiani	Osella-Ford	31			Collision
DNF	Bruno Giacomelli	Alfa Romeo	28			Collision
DNF	Eddie Cheever	Tyrrell-Ford	28			Collision
DNF	Mario Andretti	Alfa Romeo	26			Gearbox
DNF	Keke Rosberg	Fittipaldi-Ford	14			Engine
DNF	Jacques Laffite	Ligier-Matra	7			Suspension
DNF	Alain Prost	Renault	3			Gearbox
DNF	Miguel Angel Guerra	Osella-Ford	0			Accident
DNQ	Siegfried Stohr	Arrows-Ford	0
DNQ	Derek Daly	March-Ford	0
DNQ	Jan Lammers	ATS-Ford	0
DNQ	Chico Serra	Fittipaldi-Ford	0
DNQ	Derek Warwick	Toleman-Hart	0
DNQ	Brian Henton	Toleman-Hart	0

Pos	Driver	Constructor	Time
1	Gilles Villeneuve	Ferrari	1:34.52
2	Carlos Reutemann	Williams-Ford	1:35.23
3	René Arnoux	Renault	1:35.28
4	Alain Prost	Renault	1:35.58
5	Nelson Piquet	Brabham-Ford	1:35.73
6	Didier Pironi	Ferrari	1:35.87
7	John Watson	McLaren-Ford	1:36.24
8	Alan Jones	Williams-Ford	1:36.28
9	Riccardo Patrese	Arrows-Ford	1:36.39
10	Jacques Laffite	Ligier-Matra	1:36.48
11	Bruno Giacomelli	Alfa Romeo	1:36.78
12	Mario Andretti	Alfa Romeo	1:36.92
13	Hector Rebaque	Brabham-Ford	1:37.26
14	Andrea de Cesaris	McLaren-Ford	1:37.38
15	Keke Rosberg	Fittipaldi-Ford	1:37.46
16	Patrick Tambay	Theodore-Ford	1:37.54
17	Michele Alboreto	Tyrrell-Ford	1:37.77
18	Jean-Pierre Jabouille	Ligier-Matra	1:38.14
19	Eddie Cheever	Tyrrell-Ford	1:38.27
20	Beppe Gabbiani	Osella-Ford	1:38.30
21	Marc Surer	Ensign-Ford	1:38.34
22	Miguel Angel Guerra	Osella-Ford	1:38.77
23	Eliseo Salazar	March-Ford	1:38.83
24	Slim Borgudd	ATS-Ford	1:39.08
25	Siegfried Stohr	Arrows-Ford	1:39.11
26	Derek Daly	March-Ford	1:39.16
27	Jan Lammers	ATS-Ford	1:39.42
28	Chico Serra	Fittipaldi-Ford	1:41.11
29	Derek Warwick	Toleman-Hart	1:43.19
30	Brian Henton	Toleman-Hart	1:49.95

Pos	Driver	Constructor	Q1	Q2	Gap
1	Gilles Villeneuve	Ferrari	1:35.58	1:34.52
2	Carlos Reutemann	Williams-Ford	1:35.84	1:35.23	0.71
3	René Arnoux	Renault	1:35.28	1:35.29	0.76
4	Alain Prost	Renault	1:35.58	3:58.09	1.06
5	Nelson Piquet	Brabham-Ford	1:37.42	1:35.73	1.21
6	Didier Pironi	Ferrari	1:36.17	1:35.87	1.34
7	John Watson	McLaren-Ford	1:37.64	1:36.24	1.72
8	Alan Jones	Williams-Ford	1:36.28	1:36.32	1.76
9	Riccardo Patrese	Arrows-Ford	1:37.06	1:36.39	1.87
10	Jacques Laffite	Ligier-Matra	1:38.91	1:36.48	1.95
11	Bruno Giacomelli	Alfa Romeo	1:39.37	1:36.78	2.25
12	Mario Andretti	Alfa Romeo	1:37.59	1:36.92	2.40
13	Hector Rebaque	Brabham-Ford	1:38.82	1:37.26	2.74
14	Andrea de Cesaris	McLaren-Ford	1:38.02	1:37.38	2.86
15	Keke Rosberg	Fittipaldi-Ford	1:37.46	1:37.91	2.94
16	Patrick Tambay	Theodore-Ford	1:39.22	1:37.54	3.02
17	Michele Alboreto	Tyrrell-Ford	1:39.34	1:37.77	3.25
18	Jean-Pierre Jabouille	Ligier-Matra	1:38.14	1:38.70	3.62
19	Eddie Cheever	Tyrrell-Ford	1:38.37	1:38.27	3.74
20	Beppe Gabbiani	Osella-Ford	1:39.24	1:38.30	3.78
21	Marc Surer	Ensign-Ford	1:38.34	1:38.49	3.82
22	Miguel Angel Guerra	Osella-Ford	1:39.80	1:38.77	4.25
23	Eliseo Salazar	March-Ford	1:39.16	1:38.83	4.30
24	Slim Borgudd	ATS-Ford	1:41.20	1:39.08	4.56
25	Siegfried Stohr	Arrows-Ford	1:39.11	1:39.55	4.59
26	Derek Daly	March-Ford	1:39.45	1:39.16	4.63
27	Jan Lammers	ATS-Ford	1:40.87	1:39.42	4.90
28	Chico Serra	Fittipaldi-Ford	1:51.45	1:41.11	6.59
29	Derek Warwick	Toleman-Hart	1:54.02	1:43.19	8.66
30	Brian Henton	Toleman-Hart	1:49.95	No time	15.43

Championships